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Dolby Laboratories DP570 Stereo System User Manual

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Using the DP570 in DVD Mastering Using the DP570 with Other Dolby Equipment

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DP570 Multichannel Audio Tool User’s Manual 45

5.2.3 Monitoring Downmixes

Oncedialnormhasbeensetandameasurementmodeselected,checkdownmixesand

makeanyadjustmentsnecessarysothatthemixtranslatesbestacrosstheappropriate

listeningenvironments.

Afulldynamicrange5.1mixmaysoundmorepleasingthanthesamemixthatisstereoor

ProLogicdownmixed.Insome

cases,acompromiseondownmixesmustbemadeto

ensurethatthe5.1mixremainsthebest.

Usethedownmixparameterstohelpcreatethebestdownmixpossiblefromyouroriginal

multichannelmix.

Figure 5-3 Downmix Monitoring Controls

Checkbothcompressionmodesonthefull5.1mixaswellasondownmixes.Thisisan

importantstepbecauseyoucannotbecertainwhichmodeconsumersmaybeusing.See

DynamicRangeControlonpage 88fordetailedinformationontheDRCmodes.

5.3 Using the DP570 with Other Dolby Equipment

TheCat.No.549GPI/OController providesaquickmethodtochangedownmixand

compressionmodeswhilemonitoring.TheDP570canbeusedeitherwiththeDP569Dolby

DigitalorDP571DolbyEEncodersbyattachingthemetadataconnectors,andalsowiththe

DolbyMediaEncodersoftwareapplication.

5.4 Most Important Metadata

Thefollowinghighest‐priorityparametershavethegreatestimpactonyourwork.We

suggestyouaddresstheminthisorder:

1. Programconfiguration:thenumberoftypeofprogramsincludedintheDolbyDigital

datastream.

2. Channelmode:thenumberofaudiochannelsintheprogram;setitonceforeach

program.

Note:Remembertoprioritizeyourmixes.

Note:Ensurethattheseparametersaresetcorrectlybecauseotherparametersdependon

them.

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